t***@gmail.com
2008-07-03 09:42:05 UTC
can someone tell me how to determine salicylic acid, borax, and
resorcine in cosmetic products such as face tonic? for the
information, these active substances are dissolved in mixture of
alcohol and water with the presence of aceton and propylene glycol.
thank you so much.....
resorcine in cosmetic products such as face tonic? for the
information, these active substances are dissolved in mixture of
alcohol and water with the presence of aceton and propylene glycol.
thank you so much.....